按照测量手段的不同，测量可分为( )测量。 A．直接、间接、组合 B．接触和非接

Our previous school building,______ like an“E”, was built in1961.

A．being shaped

B．to be shaped

C．shaping

D．shaped

根据句意及所给的首字母，在每句空格处填写一个适当的单词。

1. Sorry, Lily isn't here at the m ________.

2. How much does this skirt c ________ ?

3. Miss Millie is looking at us w________ a smile on her face.

4. I like e ________ mangoes very much.

5. Yesterday I b ________ some money from Amy.

6. I usually get very t________ after a day's work.

7. If you want to be h________, you should often exercise.

8. It's time for lunch now, but I don't feel h________.

9. I can't understand this word. What does it m________ in Chinese?

10. My uncle is a football player. He e________ for two hours every day.

把一根粗细均匀的细铁丝对折起来，电阻将______，若剪去一半，剩余部分的电阻将______（填“变大”、“变小”或“不变“）．

脑缺血后出现脑的组织病理学变化时间为()

A．4小时

B．12小时

C．8小时

D．10小时

E．6小时

下列说法中正确的是（）

A.物体只有静止或者匀速直线运动才有惯性

B.力是物体惯性改变的原因

C.力是物体产生加速度的原因

D.物体的速度大则物体的惯性大